<!DOCTYPE html>
<html>
<head>
    <meta charset="UTF-8">
    <!-- import CSS -->
    <link rel="stylesheet" href="https://cdn.staticfile.org/element-ui/2.15.9/theme-chalk/index.css">
    <style>
        body {
            background-color: rgb(241, 242, 243);
        }

        .el-header {
            background-color: white;
        }

        .center {
            width: 1200px;
            margin: 0 auto
        }

        footer h3 {
            color: white;
        }

        #footer_center p {
            margin: 0;
        }

        .title_p {
            height: 40px;
            overflow: hidden;
            /*设置超出的部分用省略号展示*/
            display: -webkit-box;
            -webkit-line-clamp: 2; /*设置显示的行数*/
            -webkit-box-orient: vertical; /*设置纵向排列*/
        }

        a {
            text-decoration: none;
            color: black;
        }

        a:hover {
            color: orange;
        }

    </style>
</head>
<body>
<div id="app">
    <el-container>
        <my-header></my-header>
        <el-main class="center" style="margin-top: 30px">
            <!--走马灯开始-->
            <el-carousel height="350px" :interval="3000">
                <el-carousel-item v-for="b in bannerArr">
                    <img :src="b.imgUrl" width="100%" height="100%">
                </el-carousel-item>
            </el-carousel>
            <!--走马灯结束-->
            <!--食谱开始-->
            <el-row style="background-color: white">
                <el-col span="3">
                    <p style="font-size: 28px;margin: 15px">烘焙食谱</p>
                </el-col>
                <el-col span="21">
                    <el-menu @select="recipeSelect" mode="horizontal" default-active="0"
                             active-text-color="orange">
                        <el-menu-item index="0">全部</el-menu-item>
                        <el-menu-item v-for="r in recipeCategoryArr" :index="r.id">{{r.name}}</el-menu-item>
                    </el-menu>
                </el-col>
            </el-row>
            <el-row gutter="20">
                <el-col span="6" v-for="item in recipeArr">
                    <el-card style="margin: 10px 0">
                        <a :href="'/detail.html?id='+item.id">
                            <img :src="item.imgUrl" width="100%" height="144">
                            <p class="title_p">{{item.title}}</p>
                        </a>

                        <el-row>
                            <el-col span="4">
                                <el-avatar size="small" :src="item.userImgUrl"></el-avatar>
                            </el-col>
                            <el-col span="10">{{item.nickName}}</el-col>
                            <el-col span="10">
                                    <span style="float: right;
                                    font-size: 12px;color: #666">{{item.categoryName}}</span>
                            </el-col>
                        </el-row>
                    </el-card>
                </el-col>
            </el-row>
            <div style="text-align: center;margin-bottom: 20px">
                <el-button @click="location.href='/contentList.html?type=1'">点击查看更多食谱</el-button>
            </div>
            <!--食谱结束-->
            <!--视频开始-->
            <el-row style="background-color: white">
                <el-col span="3">
                    <p style="font-size: 28px;margin: 15px">烘焙视频</p>
                </el-col>
                <el-col span="21">
                    <el-menu @select="videoSelect" mode="horizontal" default-active="0"
                             active-text-color="orange">
                        <el-menu-item index="0">全部</el-menu-item>
                        <el-menu-item v-for="r in videoCategoryArr" :index="r.id">{{r.name}}</el-menu-item>
                    </el-menu>
                </el-col>
            </el-row>
            <el-row gutter="20">
                <el-col span="6" v-for="item in videoArr">
                    <el-card style="margin: 10px 0">
                        <a :href="'/detail.html?id='+item.id">
                            <img :src="item.imgUrl" width="100%" height="144">
                            <p class="title_p">{{item.title}}</p>
                        </a>
                        <el-row>
                            <el-col span="4">
                                <el-avatar size="small" :src="item.userImgUrl"></el-avatar>
                            </el-col>
                            <el-col span="10">{{item.nickName}}</el-col>
                            <el-col span="10">
                                    <span style="float: right;
                                    font-size: 12px;color: #666">{{item.categoryName}}</span>
                            </el-col>
                        </el-row>
                    </el-card>
                </el-col>
            </el-row>
            <div style="text-align: center;margin-bottom: 20px">
                <el-button @click="location.href='/contentList.html?type=2'">点击查看更多视频</el-button>
            </div>
            <!--视频结束-->
            <!--资讯开始-->
            <el-row style="background-color: white">
                <el-col span="3">
                    <p style="font-size: 28px;margin: 15px">行业资讯</p>
                </el-col>
                <el-col span="21">
                    <el-menu @select="infoSelect" mode="horizontal" default-active="0"
                             active-text-color="orange">
                        <el-menu-item index="0">全部</el-menu-item>
                        <el-menu-item v-for="r in infoCategoryArr" :index="r.id">{{r.name}}</el-menu-item>
                    </el-menu>
                </el-col>
            </el-row>
            <el-row gutter="20">
                <el-col span="6" v-for="item in infoArr">
                    <el-card style="margin: 10px 0">
                        <a :href="'/detail.html?id='+item.id">
                            <img :src="item.imgUrl" width="100%" height="144">
                            <p class="title_p">{{item.title}}</p>
                        </a>
                        <el-row>
                            <el-col span="4">
                                <el-avatar size="small" :src="item.userImgUrl"></el-avatar>
                            </el-col>
                            <el-col span="10">{{item.nickName}}</el-col>
                            <el-col span="10">
                                    <span style="float: right;
                                    font-size: 12px;color: #666">{{item.categoryName}}</span>
                            </el-col>
                        </el-row>
                    </el-card>
                </el-col>
            </el-row>
            <div style="text-align: center;margin-bottom: 20px">
                <el-button @click="location.href='/contentList.html?type=3'">点击查看更多资讯</el-button>
            </div>
            <!--资讯结束-->
        </el-main>
        <el-footer style="background-color: #2f3234;
        height: 280px;padding: 50px 0">
            <div class="center" style="color: #666;text-align: center">
                <el-row gutter="20">
                    <el-col span="8">
                        <img src="imgs/icon.png">
                        <p>教程灵感就看烘焙坊</p>
                        <p>烘焙行业网络社区平台</p>
                        <p>全国百城上千个职位等你来</p>
                    </el-col>
                    <el-col span="8">
                        <el-row id="footer_center">
                            <el-col span="8">
                                <h3>关于我们</h3>
                                <p>关于我们</p>
                                <p>烘焙学院</p>
                                <p>烘焙食谱</p>
                                <p>分类信息</p>
                                <p>求职招聘</p>
                                <p>社区交流</p>
                            </el-col>
                            <el-col span="8">
                                <h3>服务与支持</h3>
                                <p>联系我们</p>
                                <p>广告投放</p>
                                <p>用户协议</p>
                                <p>友情链接</p>
                                <p>在线反馈</p>
                                <p>我发投稿</p>
                            </el-col>
                            <el-col span="8">
                                <h3>底部导航</h3>
                                <p>Archiver</p>
                                <p>手机版</p>
                                <p>小黑屋</p>
                            </el-col>
                        </el-row>
                    </el-col>
                    <el-col span="8">
                        <div style="font-size: 60px;">
                            <span style="color: orange">烘焙</span>坊
                        </div>
                        <p>烘焙行业网络社区平台</p>
                    </el-col>
                </el-row>
            </div>
        </el-footer>
    </el-container>
</div>
</body>
<!-- import Vue before Element -->
<script src="https://cdn.staticfile.org/vue/2.6.14/vue.min.js"></script>
<!-- import JavaScript -->
<script src="https://cdn.staticfile.org/element-ui/2.15.9/index.min.js"></script>
<!--import axios-->
<script src="https://cdn.bootcss.com/axios/0.18.0/axios.min.js"></script>
<script src="js/my-header.js"></script>
<script>
    let v = new Vue({
        el: '#app',
        data: function () {
            return {
                recipeArr: [],
                videoArr: [],
                infoArr: [],
                recipeCategoryArr: [],
                videoCategoryArr: [],
                infoCategoryArr: [],
                bannerArr: []//轮播图
            }
        },
        methods: {
            //寻找二级展示
            recipeSelect(key, keyPath) {
                //key代表二级分类的id
                this.loadContent(1, key);
            },
            videoSelect(key, keyPath) {
                this.loadContent(2, key);
            },
            infoSelect(key, keyPath) {
                this.loadContent(3, key);
            },
            //向后端获取展示内容
            loadContent(type, categoryId) {
                axios.get("/v1/contents/" + type + "/" + categoryId + "/index").then(function (response) {
                    if (response.data.code == 1) {
                        switch (type) {
                            case 1:
                                v.recipeArr = response.data.data;
                                break;
                            case 2:
                                v.videoArr = response.data.data;
                                break;
                            case 3:
                                v.infoArr = response.data.data;
                                break;
                        }
                    }
                })
            }
        },
        created: function () {

            //请求轮播图数据
            axios.get("/v1/banners").then(function (response) {
                if (response.data.code == 1) {
                    v.bannerArr = response.data.data;
                }
            })

            //请求食谱相关二级分类
            axios.get("/v1/categories/1/sub").then(function (response) {
                if (response.data.code == 1) {
                    v.recipeCategoryArr = response.data.data;
                }
            })

            //请求视频相关二级分类
            axios.get("/v1/categories/2/sub").then(function (response) {
                if (response.data.code == 1) {
                    v.videoCategoryArr = response.data.data;
                }
            })

            //请求资讯相关二级分类
            axios.get("/v1/categories/3/sub").then(function (response) {
                if (response.data.code == 1) {
                    v.infoCategoryArr = response.data.data;
                }
            })

            //请求三种分类所有的数据前四条
            this.loadContent(1, 0);
            this.loadContent(2, 0);
            this.loadContent(3, 0);
        }
    })
</script>
</html>
